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Grade 20 Titanium vs. C96400 Copper-nickel

Grade 20 titanium belongs to the titanium alloys classification, while C96400 copper-nickel belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is grade 20 titanium and the bottom bar is C96400 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
140
Elongation at Break, % 5.7 to 17
25
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 47
51
Tensile Strength: Ultimate (UTS), MPa 900 to 1270
490
Tensile Strength: Yield (Proof), MPa 850 to 1190
260

Thermal Properties

Latent Heat of Fusion, J/g 400
240
Maximum Temperature: Mechanical, °C 370
260
Melting Completion (Liquidus), °C 1660
1240
Melting Onset (Solidus), °C 1600
1170
Specific Heat Capacity, J/kg-K 520
400
Thermal Expansion, µm/m-K 9.6
15

Otherwise Unclassified Properties

Density, g/cm3 5.0
8.9
Embodied Carbon, kg CO2/kg material 52
5.9
Embodied Energy, MJ/kg 860
87
Embodied Water, L/kg 350
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 150
100
Resilience: Unit (Modulus of Resilience), kJ/m3 2940 to 5760
250
Stiffness to Weight: Axial, points 14
8.6
Stiffness to Weight: Bending, points 33
19
Strength to Weight: Axial, points 50 to 70
15
Strength to Weight: Bending, points 41 to 52
16
Thermal Shock Resistance, points 55 to 77
17

Alloy Composition

Aluminum (Al), % 3.0 to 4.0
0
Carbon (C), % 0 to 0.050
0 to 0.15
Chromium (Cr), % 5.5 to 6.5
0
Copper (Cu), % 0
62.3 to 71.3
Hydrogen (H), % 0 to 0.020
0
Iron (Fe), % 0 to 0.3
0.25 to 1.5
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 3.5 to 4.5
0
Nickel (Ni), % 0
28 to 32
Niobium (Nb), % 0
0.5 to 1.5
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.12
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 71 to 77
0
Vanadium (V), % 7.5 to 8.5
0
Zirconium (Zr), % 3.5 to 4.5
0
Residuals, % 0
0 to 0.5